表を表示
| 2000 | 17% | 2009 | 21.2% | 2018 | 21.8% |
| 2001 | 16.2% | 2010 | 20.2% | 2019 | 22.1% |
| 2002 | 17.1% | 2011 | 20.1% | 2020 | 21.6% |
| 2003 | 17.6% | 2012 | 20.1% | 2021 | 24.2% |
| 2004 | 17.7% | 2013 | 20.1% | 2022 | 24.5% |
| 2005 | 17.6% | 2014 | 19.4% | 2023 | 24% |
| 2006 | 16.8% | 2015 | 20.2% | 2024 | 25.8% |
| 2007 | 17.4% | 2016 | 20.6% | 2025 | 27.7% |
| 2008 | 19.8% | 2017 | 22% | 2026 | 28.2% |
表を表示
| 2000 | 231億 | 2009 | 643億 | 2018 | 1,107億 |
| 2001 | 240億 | 2010 | 655億 | 2019 | 1,039億 |
| 2002 | 278億 | 2011 | 692億 | 2020 | 987億 |
| 2003 | 320億 | 2012 | 738億 | 2021 | 1,262億 |
| 2004 | 349億 | 2013 | 782億 | 2022 | 1,484億 |
| 2005 | 376億 | 2014 | 797億 | 2023 | 1,610億 |
| 2006 | 407億 | 2015 | 878億 | 2024 | 1,856億 |
| 2007 | 477億 | 2016 | 947億 | 2025 | 2,140億 |
| 2008 | 577億 | 2017 | 1,068億 | 2026 | 2,338億 |
表を表示
| 1999 | 25.9% | 2009 | 24.5% | 2019 | 30.2% |
| 2000 | 21.2% | 2010 | 23.2% | 2020 | 32.1% |
| 2001 | 21.5% | 2011 | 23% | 2021 | 28.3% |
| 2002 | 22% | 2012 | 21.9% | 2022 | 27.6% |
| 2003 | 22.2% | 2013 | 23.4% | 2023 | 28.5% |
| 2004 | 21.9% | 2014 | 22.5% | 2024 | 32.6% |
| 2005 | 21.8% | 2015 | 23.7% | 2025 | 31.4% |
| 2006 | 20.7% | 2016 | 23.3% | 2026 | 31.3% |
| 2007 | 20.4% | 2017 | 23.6% | | |
| 2008 | 22.4% | 2018 | 23.9% | | |
表を表示
| 1990 | 123億 | 2003 | 403億 | 2016 | 1,073億 |
| 1991 | 128億 | 2004 | 432億 | 2017 | 1,147億 |
| 1992 | 142億 | 2005 | 466億 | 2018 | 1,216億 |
| 1993 | 151億 | 2006 | 501億 | 2019 | 1,425億 |
| 1994 | 192億 | 2007 | 557億 | 2020 | 1,464億 |
| 1995 | 211億 | 2008 | 654億 | 2021 | 1,475億 |
| 1996 | 226億 | 2009 | 744億 | 2022 | 1,674億 |
| 1997 | 250億 | 2010 | 750億 | 2023 | 1,910億 |
| 1998 | 278億 | 2011 | 796億 | 2024 | 2,349億 |
| 1999 | 318億 | 2012 | 801億 | 2025 | 2,426億 |
| 2000 | 288億 | 2013 | 910億 | 2026 | 2,598億 |
| 2001 | 319億 | 2014 | 922億 | | |
| 2002 | 357億 | 2015 | 1,029億 | | |